Battle of the Blarathon
591 CE.
Shown on the map at 37.012°, 46.193°.
The Battle of the Blarathon, also known as the Battle of Ganzak, was fought in 591 near Ganzak between a combined Byzantine–Persian force and a Persian army led by the usurper Bahram Chobin.
Text from the Wikipedia article Battle of Blarathon, licensed CC BY-SA 4.0.